package com.preparation.service.impl;

import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.preparation.domain.Topic;
import com.preparation.mapper.TopicMapper;
import com.preparation.service.ITopicService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;


@Service
public class TopicServiceImpl extends ServiceImpl<TopicMapper, Topic> implements ITopicService {

    @Autowired
    private TopicMapper topicMapper;





}
